Question

factorise
$35x {}^{2} + 13x - 12$

Answer 1

$\huge{\pink{\underline{\ulcorner{\star\:Solution\: \star}\urcorner}}}$

$35x^{2} + 13x-12\\\\35x^{2} +28x-15x-12\\\\ 7x(5x-4) - 3(5x-4) \\\\ (7x-3)(5x-4) \\\\ \red{\bold{\huge{\boxed{(7x-3)(5x-4)}}}}$

Answer 2

Hello!

$\sf 35x^{2} + 13x - 12 \\ \\ \implies \sf 35x^{2} + 28x-15x - 12 \\ \\ \implies \sf 7x(5x-4) - 3(5x-4) \\ \\ \implies \boxed{\red{\bf{(5x-4)(7x-3)}}}$

Cheers!